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发明名称
Improvements in band-pass selector systems for radio reception and the like
摘要
申请公布号
GB483602(A)
申请公布日期
1938.04.22
申请号
GB19370007702
申请日期
1937.03.16
申请人
HAZELTINE CORPORATION
发明人
分类号
H03G5/26
主分类号
H03G5/26
代理机构
代理人
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